// 数字 - 无符号
package main

import "fmt"

var (
	num   uint
	num8  uint8
	num16 uint16
	num32 uint32
	num64 uint64
)

func main() {
	num   = 1
	num8  = 8
	num16 = 16
	num32 = 32
	num64 = 64

	fmt.Printf("uint: %d\n", num)
	fmt.Printf("uint8: %d\n", num8);
	fmt.Printf("uint16: %d\n", num16)
	fmt.Printf("uint32: %d\n", num32)
	fmt.Printf("uint64: %d", num64)
}